function info(){  
  if (document.calc.Course.selectedIndex == 0)
  {
    alert("Please select a Course option");
  } 
else if (document.calc.Course.selectedIndex == 1 || document.calc.Course.selectedIndex == 2 || document.calc.Course.selectedIndex == 3){
window.open("http://geographyfieldwork.com/Courses.htm");
  }
}
function info1(){
  if (document.calc.Accommodation.selectedIndex == 0)
  {
alert("Please select an Accommodation option");
  } 
  if (document.calc.Accommodation.selectedIndex == 5)
  {
window.open("http://geographyfieldwork.com/HotelArcadia.htm");
  } 
else if (document.calc.Accommodation.selectedIndex == 1){
window.open("http://geographyfieldwork.com/Hotel Victoria.htm");
  }
else if (document.calc.Accommodation.selectedIndex == 2){
window.open("http://geographyfieldwork.com/HotelMarvel.htm");
  }
else if (document.calc.Accommodation.selectedIndex == 3){
window.open("http://geographyfieldwork.com/HotelSitgesPark.htm");
  }
else if (document.calc.Accommodation.selectedIndex == 4){
window.open("http://geographyfieldwork.com/HotelSolimar.htm");
  }
}
function info2(){  
  if (document.calc.Travel.selectedIndex == 0||document.calc.Travel.selectedIndex == 2||document.calc.Travel.selectedIndex == 3)
  {
    alert("Please select the Air travel option");
  } 
else if (document.calc.Travel.selectedIndex == 1){
window.open("http://geographyfieldwork.com/Airports.htm");
  }
}
function info3(){  
  if (document.calc.Travel.selectedIndex == 0)
  {
    alert("Please select a Travel option");
  } 
else if (document.calc.Travel.selectedIndex == 1){
window.open("http://geographyfieldwork.com/Getting to Barcelona.htm");
  }
else if (document.calc.Travel.selectedIndex == 2){
window.open("http://geographyfieldwork.com/CoachProvider.htm");
  }
else if (document.calc.Travel.selectedIndex == 3){
window.open("http://geographyfieldwork.com/OwnCoach.htm");
  }
}